Re: [PATCH pykickstart/master] fix TypeError in network.py with ipv6 static addresses

[Chris Lumens <clumens redhat com>]

> Format string for --ipv6 was missing '%s'.
> 
> Interestingly this bug has been present for nearly 5 years, which tells
> me that nobody actually uses static ipv6 addresses.

This further tells me that test cases work, and I should add one for
networking.  Push it.

- Chris